Why is there no sound on my B&K Reference 2220 ('on' LED not illuminated)?
If there is no sound and the 'on' LED is not illuminated, here are a few things to check: * Ensure the power cord is properly plugged in. * Verify that the AC power source is on, checking the AC switch or fuse. * Inspect the AC power inlet fuse for any shorts or overloading. * Confirm that the control switch is in the correct position.
What to do if there is no sound on some channels of my B&K Amplifier ('on' LED illuminated)?
If the 'on' LED is illuminated but there's no sound on some or all selected channels, try the following: * Tighten, repair, or replace any loose or faulty speaker leads. * Tighten, repair, or replace any loose or faulty line stage to amp cables. * Tighten, repair, or replace any loose or faulty source to line stage cables. * Check all switch settings to ensure the line stage or source is correctly selected.
What to do if my B&K Reference 2220 channel sounds distorted and low in output?
If a channel sounds distorted and has low output, the rail fuse inside the amplifier may have blown. Replace the blown rail fuse inside the amplifier.
General| Input Sensitivity | 1.2 V |
|---|---|
| Input Impedance | 22k ohms |
| Dimensions | 17.5 x 19 x 7 inches |
| Weight | 15.9 kg |
| Type | Stereo Power Amplifier |
| Power Output | 200 watts per channel into 8 ohms (stereo) |
| THD | <0.1% at rated power |
| Signal-to-Noise Ratio | > 100 dB |
| Damping Factor | > 100 |
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